CN116641861A - Heat accumulating organic Rankine cycle solar power generation device - Google Patents
Heat accumulating organic Rankine cycle solar power generation device Download PDFInfo
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- CN116641861A CN116641861A CN202310802313.8A CN202310802313A CN116641861A CN 116641861 A CN116641861 A CN 116641861A CN 202310802313 A CN202310802313 A CN 202310802313A CN 116641861 A CN116641861 A CN 116641861A
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- 238000010248 power generation Methods 0.000 title claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 238000004140 cleaning Methods 0.000 claims abstract description 45
- 238000003860 storage Methods 0.000 claims abstract description 22
- 238000005086 pumping Methods 0.000 claims abstract description 20
- 239000007921 spray Substances 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 230000001172 regenerating effect Effects 0.000 claims 1
- 238000005338 heat storage Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
- F03G6/065—Devices for producing mechanical power from solar energy with solar energy concentrating means having a Rankine cycle
- F03G6/066—Devices for producing mechanical power from solar energy with solar energy concentrating means having a Rankine cycle of the Organic Rankine Cycle [ORC] type or the Kalina Cycle type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/001—Devices for producing mechanical power from solar energy having photovoltaic cells
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/071—Devices for producing mechanical power from solar energy with energy storage devices
- F03G6/074—Devices for producing mechanical power from solar energy with energy storage devices of the non-thermal type, e.g. springs or batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the field of power generation devices, in particular to a heat storage organic Rankine cycle solar power generation device. The solar energy Rankine cycle power generation device comprises a storage battery, a solar energy direct power generation mechanism, a solar energy Rankine cycle power generation mechanism and a base; the solar direct power generation mechanism comprises a fixed disc, a solar panel and a controller; the solar Rankine cycle power generation mechanism comprises a rotating disc, a reflecting plate, a cleaning component, a heat receiving pipe, a sewer pipe, a heat exchanger, a turbine, a generator, a condenser, a water pump, a return pipe, a mounting rack, a mounting cover and a working medium back-pumping component for back-pumping organic working medium from the condenser to the heat exchanger, wherein the cleaning component is arranged on the outer side surface of the reflecting plate; the base is arranged at the bottom of the mounting cover, and a driving mechanism for mounting the fixed disc and driving the rotating disc to rotate so as to clean the surface of the solar panel by using the cleaning assembly is arranged on the base. The solar energy generating device has various solar energy utilization modes, simple overall structure and convenient arrangement.
Description
Technical Field
The invention relates to the field of power generation devices, in particular to a heat storage organic Rankine cycle solar power generation device.
Background
The organic Rankine cycle is Rankine cycle taking low-boiling point organic matters as working media and mainly comprises four large sleeves of a heat exchanger, a turbine, a condenser and a working media pump. The organic working medium absorbs heat from the waste heat flow in the heat exchanger to generate steam with certain pressure and temperature, and the steam enters the turbine machinery to expand and apply work, so as to drive the generator or drag other power machinery. The steam discharged from the turbine releases heat to the cooling water in the condenser, is condensed into a liquid state, and finally returns to the heat exchanger by means of the working medium pump, so that the steam is continuously circulated, and the organic Rankine cycle can be combined with solar energy to generate power.
Chinese patent publication No. CN216342362U discloses a solar cogeneration system based on organic rankine cycle and auxiliary heating of boiler, which fully utilizes solar energy to obtain high-temperature hot water through a solar collector and stores the hot water for bathroom water; the auxiliary heating device of the boiler is coupled with the solar house system, and is used as an external heat source for heating to obtain hot water when the supply of water for a bathroom is insufficient; the organic Rankine cycle system comprises a first organic Rankine cycle system and a second Rankine cycle system, wherein the first organic Rankine cycle system is connected with a bathroom drain outlet, and the first organic Rankine cycle system recycles hot water heat after use and converts the hot water heat into electric energy for storage; the second Rankine cycle system is connected with the inside of the bathroom, and the second Rankine cycle system recycles waste heat accumulated by air in the bathroom and converts the waste heat into electric energy for storage. The system couples the solar house system, the boiler auxiliary heating device and the organic Rankine cycle system to form a self-energy-feeding solar house bathroom.
However, the above technical solution has the following disadvantages:
the solar water heater utilizes the heat of sunlight to heat water, the solar energy is single in utilization form, and then the waste heat of air generated after the use of hot water and the water with low temperature in a bathroom are utilized to perform Rankine cycle power generation, so that the solar water heater has a complex overall structure and is not easy to arrange.
Disclosure of Invention
The invention aims to solve the problems in the background technology and provides a heat storage organic Rankine cycle solar power generation device which has various solar energy utilization modes, simple integral structure and convenient arrangement.
According to the technical scheme, the heat-accumulating organic Rankine cycle solar power generation device comprises a storage battery, a solar direct power generation mechanism, a solar Rankine cycle power generation mechanism and a base;
the solar direct power generation mechanism comprises a fixed disc, solar panels and a controller, wherein the solar panels are of spherical sector structures, a plurality of solar panels are uniformly arranged on the outer wall of the fixed disc, and the solar panels are electrically connected with the storage battery through the controller;
the solar Rankine cycle power generation mechanism comprises a rotating disc, a reflecting plate, a cleaning assembly, a heat receiving pipe, a sewer pipe, a heat exchanger, a turbine, a generator, a condenser, a water pump, a return pipe, a mounting frame, a mounting cover and a working medium back-pumping assembly for back-pumping organic working medium from the condenser to the heat exchanger, wherein the reflecting plate is of a spherical fan-shaped structure, the reflecting plate is positioned at the inner side of the solar cell panel, the reflecting plate is uniformly arranged on the outer wall of the rotating disc, the reflecting direction of the reflecting plate faces the heat receiving pipe, the sewer pipe, the heat exchanger, the water pump, the return pipe and the heat receiving pipe are communicated end to end, the heat exchanger, the turbine and the condenser are sequentially communicated, a control valve is arranged at the communication position of the heat receiving pipe and the sewer pipe, a temperature sensor is arranged in the heat receiving pipe and is in communication connection with the controller, the output end of the turbine is in control connection with the generator, the generator is electrically connected with a storage battery, the mounting frame is arranged on the mounting frame, the mounting frame is arranged on the mounting cover, and the cleaning assembly is arranged on the outer side of the reflecting plate.
The base is arranged at the bottom of the mounting cover, and a driving mechanism for mounting the fixed disc and driving the rotating disc to rotate so as to clean the surface of the solar panel by using the cleaning assembly is arranged on the base.
Preferably, the heat exchanger, turbine, condenser and water pump are all disposed within the mounting enclosure.
Preferably, the cleaning assembly includes a brush holder provided on the reflecting plate and a cleaning brush provided on the brush holder.
Preferably, the driving mechanism comprises a motor, a gear ring, a rotating column, a fixing frame, a sliding column, a connecting column a, a connecting column b, a mounting plate, rollers, a guide table, a support a and a mounting shell, wherein the motor is arranged on the fixing frame, the motor is connected with the gear driving, the gear is meshed with the gear ring, the gear ring is coaxially arranged on the rotating column, the rotating column is rotationally arranged on the fixing frame, the rotating plate, the connecting column a, the sliding column, the connecting column b and the mounting plate are sequentially coaxially connected, the connecting column a is slidingly arranged on the mounting shell, the sliding column is of a cuboid structure and is slidingly arranged on the rotating column along the axial direction of the rotating column, the rollers are eccentrically arranged on the mounting plate, the guide table is arranged on the support a, the guide table is provided with a guide inclined plane for the rollers to roll, the fixing plate, the fixing frame and the support a are all arranged on the mounting shell, and the mounting shell is arranged on the base.
Preferably, the solar energy water-saving device further comprises a water spraying assembly, the water spraying assembly comprises a piston, a water inlet pipe, a three-way pipe, a water conveying pipe and a spray head, the piston is arranged in the three-way pipe in a sliding and sealing mode, the three-way pipe is arranged on the mounting shell and is provided with a water inlet end and a water outlet end, the water inlet pipe is communicated with the water inlet end of the three-way pipe, the water conveying pipe is communicated with the water outlet end of the three-way pipe, the spray head is communicated with one end of the water conveying pipe, which is far away from the three-way pipe, the spray head faces the solar cell panel and rotates to a reflecting plate on one side of the solar cell panel, a one-way valve a which is in one-way conduction from the water inlet pipe to the three-way pipe is arranged at the water inlet end of the three-way pipe, and a one-way valve b which is in one-way conduction from the three-way pipe to the water conveying pipe is arranged at the water outlet end of the three-way pipe;
a transmission mechanism for driving the piston to reciprocate is connected between the motor and the piston.
Preferably, the transmission mechanism comprises a belt pulley a, a belt pulley b, a rotating shaft, a bracket b, an eccentric disc, a connecting rod and a moving rod, wherein the motor is in driving connection with the belt pulley a, the belt pulley a is connected with the belt pulley b through the belt, the belt pulley b and the eccentric disc are both arranged on the rotating shaft, the rotating shaft is rotatably arranged on the bracket b, the bracket b is arranged on the mounting shell, one end of the connecting rod is eccentrically and rotatably connected with the eccentric disc, the other end of the connecting rod is rotatably connected with the moving rod, and the moving rod is connected with the piston.
Preferably, the motor, the gear ring, the rotating column, the fixing frame, the sliding column, the connecting column b, the mounting plate, the idler wheels, the guide table, the support a, the belt wheel a, the belt wheel b, the rotating shaft, the support b, the eccentric plate, the connecting rod, the moving rod and the piston are all positioned on the inner side of the mounting shell.
Preferably, the working medium back-pumping assembly comprises a back-pumping pipe, a working medium pump and a suction pipe, and the heat exchanger, the back-pumping pipe, the working medium pump, the suction pipe and the heat exchanger are sequentially communicated.
Preferably, the method for using the heat accumulating organic Rankine cycle solar power generation device comprises the following steps:
s1, when a solar panel is not cleaned, the solar panel and the reflecting plate are distributed in a staggered mode, and the solar panel converts solar energy into electric energy and stores the electric energy in a storage battery; the solar light is reflected to the heated pipe by the reflecting plate, water at the inner side of the heated pipe is heated, when the temperature sensor detects that the water temperature reaches a preset standard temperature, the controller opens the control valve, the water in the heated pipe flows into the heat exchanger through the sewer pipe, heat is transferred to an organic working medium in the heat exchanger, the organic working medium is heated and expanded and flows into the turbine from the heat exchanger, the turbine converts heat energy into mechanical energy and generates electricity through the generator, and the electricity is stored in the storage battery;
s2, when the solar panel is cleaned, the driving mechanism drives the rotating disc to rotate, the rotating disc drives the cleaning assembly to rotate through the reflecting plate, and the cleaning assembly cleans the surface of the solar panel;
s3, the driving mechanism drives the piston to reciprocate in the three-way pipe through the transmission mechanism, the piston pumps water through the water inlet pipe and conveys water to the spray head through the water conveying pipe, the spray head sprays water to the solar cell panel and the reflecting plate rotating to the water spraying range, the solar cell panel and the reflecting plate are subjected to water spraying cleaning, and double cleaning is performed by matching with the cleaning assembly;
and S4, after the solar cell panel and the reflecting plate are cleaned, the driving mechanism drives the rotating disc to rotate, so that the reflecting plate rotates to a position which is staggered with the solar cell panel.
Compared with the prior art, the invention has the following beneficial technical effects:
the solar energy focusing device has various solar energy utilization modes, can directly utilize illumination through the solar cell panel and can also perform photo-thermal focusing through the reflecting plate, has a simple integral structure, and can be distributed to corresponding positions according to use requirements. The power generation device can directly generate power through the solar cell panel, water in the heated pipe can be heated in a reflection focusing mode through the reflecting plate, heat is transferred to the heat exchanger through the hot water, organic working media in the heat exchanger are heated and expanded to flow out, the organic working media act on the turbine, the turbine converts heat energy into mechanical energy and generates power through the generator, and therefore indirect power generation in a Rankine cycle power generation mode is achieved. The direct power generation mode and the indirect power generation mode are combined, multiple utilization of solar energy can be achieved, the utilization efficiency is high, the power generation efficiency is high, the surface of the solar cell panel can be cleaned through the cleaning assembly, sundries such as dust can be cleaned, and the photoelectric conversion efficiency of the solar cell panel is further guaranteed.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of an embodiment of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is a schematic diagram showing the distribution of solar panels on a fixed tray;
fig. 6 is a schematic distribution view of the brush holder, the cleaning brush, and the reflecting plate.
Reference numerals: 1. a fixed plate; 2. a solar cell panel; 3. a rotating disc; 4. a reflection plate; 5. a brush holder; 6. a cleaning brush; 7. a base; 8. a motor; 9. a gear; 10. a gear ring; 11. rotating the column; 12. a fixing frame; 13. a sliding column; 14. a connecting column a; 15. a connecting column b; 16. a mounting plate; 17. a roller; 18. a guide table; 181. a guide slope; 19. a bracket a; 20. a belt wheel a; 21. a belt; 22. a rotating shaft; 221. a bracket b; 23. an eccentric disc; 24. a connecting rod; 25. a moving rod; 26. a piston; 27. a water inlet pipe; 28. a three-way pipe; 29. a water pipe; 30. a spray head; 31. a mounting shell; 32. a heat receiving pipe; 33. a water supply pipe; 34. a heat exchanger; 35. a turbine; 36. a condenser; 37. a water pump; 38. a return pipe; 39. a mounting frame; 40. a mounting cover; 41. a back suction pipe; 42. a working medium pump; 43. and sucking into the pipe.
Detailed Description
Example 1
As shown in fig. 1 to 6, the heat accumulating organic rankine cycle solar power generation device provided in the present embodiment includes a storage battery, a solar direct power generation mechanism, a solar rankine cycle power generation mechanism, and a base 7.
The solar direct power generation mechanism comprises a fixed disc 1, a solar panel 2 and a controller, wherein the solar panel 2 is of a spherical fan-shaped structure, the solar panel 2 is uniformly arranged on the outer wall of the fixed disc 1, the solar panel 2 is electrically connected with a storage battery through the controller, and electric energy emitted by the solar panel 2 is stored in the storage battery.
The solar Rankine cycle power generation mechanism comprises a rotating disc 3, a reflecting plate 4, a cleaning assembly, a heat receiving tube 32, a sewer tube 33, a heat exchanger 34, a turbine 35, a power generator, a condenser 36, a water pump 37, a return tube 38, a mounting frame 39, a mounting cover 40 and a working medium back-pumping assembly for back-pumping organic working medium into the heat exchanger 34 from the condenser 36, wherein the reflecting plate 4 is of a spherical fan-shaped structure, the reflecting plate 4 is positioned on the inner side of the solar cell panel 2, the reflecting plate 4 is uniformly arranged on the outer wall of the rotating disc 3, the reflecting direction of the reflecting plate 4 faces the heat receiving tube 32, the sewer tube 33, the heat exchanger 34, the water pump 37, the return tube 38 and the heat receiving tube 32 are communicated end to end, the heat exchanger 34, the turbine 35 and the condenser 36 are sequentially communicated, a control valve is arranged at the communication position of the heat receiving tube 32 and the sewer tube 33, a temperature sensor is arranged in the heat receiving tube 32 and is in communication connection with a controller, the temperature sensor detects the temperature of water in the heat receiving tube 32, when the temperature reaches a preset standard temperature, the controller opens the control valve, the water in the heat receiving tube 32, the heat exchanger returns the heat to the heat receiving tube 32 through the heat exchanger, and the heat exchange tube 34 is focused by the heat of the heat receiving tube, and the heat of the water is circulated by the heat receiving tube 32. The output end of the turbine 35 is connected with a generator, the generator is electrically connected with a storage battery, the turbine 35 converts heat energy into mechanical energy and drives the generator to do work, the generator is utilized to generate electricity, and the electric energy is stored in the storage battery. The heat receiving pipe 32 is provided on the mounting bracket 39, the mounting bracket 39 is provided on the mounting cover 40, the cleaning assembly is provided on the outer side surface of the reflecting plate 4, and the heat exchanger 34, the turbine 35, the condenser 36 and the water pump 37 are all provided in the mounting cover 40.
The base 7 is arranged at the bottom of the mounting cover 40, and a driving mechanism for mounting the fixed disc 1 and driving the rotating disc 3 to rotate so as to clean the surface of the solar cell panel 2 by using the cleaning assembly is arranged on the base 7, so that the surface of the solar cell panel 2 is tidy, and the photoelectric conversion efficiency is ensured.
The solar energy utilization mode of the embodiment is various, not only can the solar cell panel 2 directly utilize illumination, but also the reflecting plate 4 can be used for carrying out photo-thermal focusing, and the whole structure is simple, and the solar energy utilization device can be arranged at corresponding positions according to use requirements. The power generation device can directly generate power through the solar cell panel 2, and can heat water in the heat receiving pipe 32 in a reflection focusing mode through the reflecting plate 4, the hot water transfers heat to the heat exchanger 34, organic working media in the heat exchanger 34 are heated and expanded to flow out, the organic working media act on the turbine 35, the turbine 35 converts heat energy into mechanical energy and generates power through the generator, and therefore indirect power generation in a Rankine cycle power generation mode is achieved. The direct power generation mode and the indirect power generation mode are combined, multiple utilization of solar energy can be achieved, the utilization efficiency is high, the power generation efficiency is high, the surface of the solar cell panel 2 can be cleaned through the cleaning assembly, sundries such as dust can be cleaned, and the photoelectric conversion efficiency of the solar cell panel 2 is further guaranteed.
Example two
Compared with the first embodiment, in the first embodiment, as shown in fig. 6, the cleaning assembly includes a brush holder 5 and a cleaning brush 6, the brush holder 5 is disposed on the reflecting plate 4, the cleaning brush 6 is disposed on the brush holder 5, the brush holder 5 rotates with the rotating disc 3, the cleaning brush 6 rotates with the brush holder 5, the cleaning brush 6 can clean the surface of the solar cell panel 2, and impurities such as dust attached to the surface are cleaned, so that the photoelectric conversion efficiency of the solar cell panel 2 is ensured.
As shown in fig. 2 and 3, the driving mechanism comprises a motor 8, a gear 9, a gear ring 10, a rotating column 11, a fixed frame 12, a sliding column 13, a connecting column a14, a connecting column b15, a mounting plate 16, a roller 17, a guide table 18, a support a19 and a mounting shell 31, wherein the motor 8 is arranged on the fixed frame 12, the motor 8 is in driving connection with the gear ring 9, the gear ring 9 is in meshed connection with the gear ring 10, the gear ring 10 is coaxially arranged on the rotating column 11, the rotating column 11 is rotatably arranged on the fixed frame 12, the rotating plate 3, the connecting column a14, the sliding column 13, the connecting column b15 and the mounting plate 16 are coaxially connected in sequence, the connecting column a14 is slidably arranged on the mounting shell 31, the sliding column 13 is of a cuboid structure and axially slidably arranged on the rotating column 11 along the rotating column 11, the roller 17 is eccentrically arranged on the mounting plate 16, the guide table 18 is arranged on the support a19, the guide table 18 is provided with a guide inclined surface 181 for the roller 17 to roll, the roller 17 is always contacted with the guide inclined surface 181 under the gravity action of the upper part, the fixed plate 1, the fixed frame 12 and the support a19 are all arranged on the mounting shell 31, and the base 31 is arranged on the mounting shell 31.
In this embodiment, the motor 8 can drive the gear 9 to rotate, the gear 9 drives the gear ring 10 to rotate, the gear ring 10 drives the rotating column 11 to rotate, the rotating column 11 drives the sliding column 13 to rotate, because the roller 17 is always in rolling connection with the guide inclined plane 181, the roller 17 can push the mounting plate 16 in the rolling process, the mounting plate 16 has axial reciprocating movement, the sliding column 13 slides reciprocally on the rotating column 11, the connecting column a14 drives the rotating plate 3 to reciprocate, the rotating plate 3 drives the cleaning brush 6 to reciprocate through the brush frame 5, so that the force of the cleaning brush 6 pressed on the solar cell panel 2 changes circularly, the abrasion to the solar cell panel 2 is reduced on the premise of ensuring that the solar cell panel 2 can be fully cleaned, and sundries such as dust attached to the cleaning brush 6 can also be shaken off when the cleaning brush 6 reciprocates.
Example III
In the embodiment, as shown in fig. 4, the power generation device further comprises a water spraying component, the water spraying component comprises a piston 26, a water inlet pipe 27, a three-way pipe 28, a water pipe 29 and a spray head 30, the piston 26 is arranged in the three-way pipe 28 in a sliding and sealing mode, the three-way pipe 28 is arranged on a mounting shell 31, the three-way pipe 28 is provided with a water inlet end and a water outlet end, the water inlet pipe 27 is externally connected with a water source, the water inlet pipe 27 is communicated with the water inlet end of the three-way pipe 28, the water pipe 29 is communicated with the water outlet end of the three-way pipe 28, the spray head 30 is communicated with one end of the water pipe 29, far away from the three-way pipe 28, the spray head 30 faces the solar cell panel 2 and rotates to the reflecting plate 4 on one side of the solar cell panel 2, the water inlet end of the three-way pipe 28 is provided with a one-way valve a which is in one-way conducted from the water inlet pipe 27 to the three-way pipe 28, the water outlet end of the three-way pipe 28 is provided with a one-way valve b which is in one-way conducted from the three-way pipe 28, and the one-way valve a and the one-way valve b is alternately opened and closed.
The piston 26 can reciprocate in the three-way pipe 28, and the piston 26 can utilize the pressure differential to open check valve a when moving outward, closes check valve b, pumps water to the three-way pipe 28 through inlet tube 27, and the piston 26 can open check valve b when moving to the three-way pipe 28 inboard, closes check valve a, carries the water in the three-way pipe 28 to the raceway 29 in to spout on solar cell panel 2 and the reflecting plate 4 through shower nozzle 30, clean solar cell panel 2 and reflecting plate 4 water spray, supplementary clean subassembly carries out more efficient scrubbing to solar cell panel 2, improves solar energy utilization ratio of solar cell panel 2, and the reflection of light effect of reflecting plate 4.
As shown in fig. 2 to 4, a transmission mechanism for driving the piston 26 to reciprocate is connected between the motor 8 and the piston 26, the transmission mechanism comprises a belt wheel a20, a belt 21, a belt wheel b, a rotating shaft 22, a bracket b221, an eccentric disc 23, a connecting rod 24 and a moving rod 25, the motor 8 is in driving connection with the belt wheel a20, the belt wheel a20 is connected with the belt wheel b through the belt 21, the belt wheel b and the eccentric disc 23 are both arranged on the rotating shaft 22, the rotating shaft 22 is rotatably arranged on the bracket b221, the bracket b221 is arranged on the mounting shell 31, one end of the connecting rod 24 is eccentrically and rotatably connected with the eccentric disc 23, the other end of the connecting rod 24 is rotatably connected with the moving rod 25, and the moving rod 25 is connected with the piston 26.
The motor 8 can drive the belt pulley a20 to rotate, the belt pulley a20 drives the belt pulley b to rotate through the belt 21, the belt pulley b drives the rotating shaft 22 to rotate, the rotating shaft 22 drives the eccentric disc 23 to rotate, the eccentric disc 23 drives the connecting rod 24 to rotate, and the connecting rod 24 drives the piston 26 to reciprocate through the moving rod 25, so that reciprocating water pumping and draining are performed.
As shown in fig. 2, the motor 8, the gear 9, the gear ring 10, the rotating column 11, the fixing frame 12, the sliding column 13, the connecting column b15, the mounting plate 16, the roller 17, the guide table 18, the bracket a19, the belt pulley a20, the belt 21, the belt pulley b, the rotating shaft 22, the bracket b221, the eccentric plate 23, the connecting rod 24, the moving rod 25 and the piston 26 are all located on the inner side of the mounting shell 31, the structure can effectively shield and protect the motor through the mounting shell 31, rust is not easy to generate, normal operation can be ensured, the storage battery can supply power to the motor 8, and the motor 8 can also be externally connected with a power supply.
As shown in fig. 2, the working medium back-pumping assembly includes a back-pumping pipe 41, a working medium pump 42 and a pumping pipe 43, where the heat exchanger 34, the back-pumping pipe 41, the working medium pump 42, the pumping pipe 43 and the heat exchanger 34 are sequentially connected, the organic working medium expands when heated and flows out of the heat exchanger 34 to the turbine 35, and continues to flow into the condenser 36, and is condensed by the condenser 36, and the working medium pump 42 can back-pump the condensed organic working medium into the heat exchanger 34 for the next heated circulation.
The application method of the heat accumulating organic Rankine cycle solar power generation device comprises the following steps:
s1, when the solar panel 2 is not cleaned, the solar panel 2 and the reflecting plate 4 are distributed in a staggered mode, and the solar panel 2 converts solar energy into electric energy and stores the electric energy in a storage battery; the reflecting plate 4 reflects sunlight to the heated pipe 32 to heat water inside the heated pipe 32, when the temperature sensor detects that the water temperature reaches a preset standard temperature, the controller opens a control valve, the water in the heated pipe 32 flows into the heat exchanger 34 through the sewer pipe 33 to transfer heat to an organic working medium in the heat exchanger 34, the organic working medium expands when being heated and flows into the turbine 35 from the heat exchanger 34, the turbine 35 converts heat energy into mechanical energy and generates electricity through the generator, and the electricity is stored in the storage battery, so that the solar energy indirectly generates electricity and directly generates electricity through the solar cell panel 2 to realize multiple utilization of the solar energy;
s2, when the solar panel 2 is cleaned, the driving mechanism drives the rotating disc 3 to rotate, the rotating disc 3 drives the cleaning assembly to rotate through the reflecting plate 4, the cleaning assembly cleans the surface of the solar panel 2, and impurities such as dust attached to the surface are cleaned, so that the power generation efficiency of the solar panel 2 is ensured;
s3, the driving mechanism drives the piston 26 to reciprocate in the three-way pipe 28 through the transmission mechanism, the piston 26 pumps water through the water inlet pipe 27 and conveys water to the spray head 30 through the water conveying pipe 29, the spray head 30 sprays water to the solar cell panel 2 and the reflecting plate 4 rotating to a water spraying range, the solar cell panel 2 and the reflecting plate 4 are sprayed with water to be cleaned, double cleaning and scrubbing are carried out by matching with the cleaning assembly, water on the solar cell panel 2 can be cleaned by the cleaning assembly and cannot be accumulated on the solar cell panel 2, water on the reflecting plate 4 can be thrown out by the reflecting plate 4 in a rotating state and cannot be accumulated on the reflecting plate 4, and the action effect of the solar cell panel 2 and the reflecting plate 4 cannot be affected by accumulated water;
s4, after the solar cell panel 2 and the reflecting plate 4 are cleaned, the driving mechanism drives the rotating disc 3 to rotate, so that the reflecting plate 4 rotates to a position which is staggered with the solar cell panel 2, the solar cell panel 2 directly generates electricity, the reflecting plate 4 reflects sunlight to the heated tube 32, and the solar Rankine cycle power generation mechanism is utilized for indirect power generation.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (9)
1. A regenerative organic rankine cycle solar power generation device, comprising:
a storage battery;
the solar direct power generation mechanism comprises a fixed disc (1), solar panels (2) and a controller, wherein the solar panels (2) are of spherical fan-shaped structures, a plurality of solar panels (2) are uniformly arranged on the outer wall of the fixed disc (1), and the solar panels (2) are electrically connected with a storage battery through the controller;
the solar Rankine cycle power generation mechanism comprises a rotating disc (3), a reflecting plate (4), a cleaning assembly, a heated pipe (32), a sewer pipe (33), a heat exchanger (34), a turbine (35), a generator, a condenser (36), a water pump (37), a return pipe (38), a mounting frame (39), a mounting cover (40) and a working medium back-pumping assembly for back-pumping organic working medium from the condenser (36) to the heat exchanger (34), wherein the reflecting plate (4) is of a spherical fan-shaped structure, the reflecting plate (4) is positioned at the inner side of a solar cell panel (2), the reflecting plate (4) is uniformly arranged on the outer wall of the rotating disc (3), the reflecting direction of the reflecting plate faces the heated pipe (32), the sewer pipe (33), the heat exchanger (34), the water pump (37), the return pipe (38) and the heated pipe (32) are communicated end to end, the heat exchanger (34), the turbine (35) and the condenser (36) are sequentially communicated, a control valve is arranged at the communicating position of the heated pipe (32) and the sewer pipe (33), a temperature sensor is arranged in the heated pipe (32) and is electrically connected with a power generator through a control valve, the temperature sensor is electrically connected with the generator (35), the heat receiving pipe (32) is arranged on the mounting frame (39), the mounting frame (39) is arranged on the mounting cover (40), and the cleaning component is arranged on the outer side surface of the reflecting plate (4);
and the base (7) is arranged at the bottom of the mounting cover (40), and is provided with a driving mechanism for mounting the fixed disc (1) and driving the rotating disc (3) to rotate so as to clean the surface of the solar panel (2) by using the cleaning assembly.
2. The thermal storage organic rankine cycle solar power plant according to claim 1, wherein the heat exchanger (34), the turbine (35), the condenser (36) and the water pump (37) are all disposed in the mounting housing (40).
3. The heat accumulating organic rankine cycle solar power generation device according to claim 1, wherein the cleaning assembly comprises a brush holder (5) and a cleaning brush (6), the brush holder (5) is disposed on the reflecting plate (4), and the cleaning brush (6) is disposed on the brush holder (5).
4. The heat accumulating organic Rankine cycle solar power generation device as claimed in claim 3, wherein the driving mechanism comprises a motor (8), a gear (9), a gear ring (10), a rotating column (11), a fixing frame (12), a sliding column (13), a connecting column a (14), a connecting column b (15), a mounting plate (16), a roller (17), a guide table (18), a support a (19) and a mounting shell (31), the motor (8) is arranged on the fixing frame (12), the motor (8) is in driving connection with the gear (9), the gear (9) is in meshed connection with the gear ring (10), the gear ring (10) is coaxially arranged on the rotating column (11), the rotating column (11) is rotatably arranged on the fixing frame (12), the rotating disc (3), the connecting column a (14), the sliding column (13), the connecting column b (15) and the mounting plate (16) are coaxially connected in sequence, the connecting column a (14) is slidably arranged on the mounting shell (31), the sliding column (13) is of a cuboid structure and axially slidably arranged on the roller (11), the roller (17) is arranged on the guide table (18), the guide table (18) is provided with a guide inclined plane (181) for the roller (17) to roll, the fixed disc (1), the fixed frame (12) and the bracket a (19) are all arranged on the installation shell (31), and the installation shell (31) is arranged on the base (7).
5. The heat accumulating organic rankine cycle solar power generation device according to claim 4, further comprising a water spraying assembly, wherein the water spraying assembly comprises a piston (26), a water inlet pipe (27), a three-way pipe (28), a water conveying pipe (29) and a spray head (30), the piston (26) is arranged in the three-way pipe (28) in a sliding sealing mode, the three-way pipe (28) is arranged on a mounting shell (31), the three-way pipe (28) is provided with a water inlet end and a water outlet end, the water inlet pipe (27) is communicated with the water inlet end of the three-way pipe (28), the water conveying pipe (29) is communicated with the water outlet end of the three-way pipe (28), the spray head (30) is communicated with the water outlet end of the three-way pipe (28) at one end, far from the water conveying pipe (29), the spray head (30) faces the solar cell panel (2) and the reflecting plate (4) rotating to one side of the solar cell panel (2), the water inlet end of the three-way pipe (28) is provided with a one-way valve a which is communicated with the water conveying pipe (28) from the water inlet end, and the water outlet end of the three-way pipe (28) is provided with a one-way valve b communicated with the water conveying pipe (29) from the three-way pipe (28);
a transmission mechanism for driving the piston (26) to reciprocate is connected between the motor (8) and the piston (26).
6. The heat accumulating organic rankine cycle solar power generation device according to claim 5, wherein the transmission mechanism comprises a belt pulley a (20), a belt (21), a belt pulley b, a rotating shaft (22), a bracket b (221), an eccentric disc (23), a connecting rod (24) and a moving rod (25), the motor (8) is in driving connection with the belt pulley a (20), the belt pulley a (20) is connected with the belt pulley b through the belt (21), the belt pulley b and the eccentric disc (23) are both arranged on the rotating shaft (22), the rotating shaft (22) is rotatably arranged on the bracket b (221), the bracket b (221) is arranged on the mounting shell (31), one end of the connecting rod (24) is eccentrically and rotatably connected with the eccentric disc (23), the other end of the connecting rod (24) is rotatably connected with the moving rod (25), and the moving rod (25) is connected with the piston (26).
7. The thermal storage organic rankine cycle solar power generation device according to claim 6, wherein the motor (8), the gear (9), the ring gear (10), the rotating column (11), the fixed frame (12), the sliding column (13), the connecting column b (15), the mounting plate (16), the roller (17), the guide table (18), the bracket a (19), the belt pulley a (20), the belt (21), the belt pulley b, the rotating shaft (22), the bracket b (221), the eccentric plate (23), the connecting rod (24), the moving rod (25) and the piston (26) are all located inside the mounting case (31).
8. The heat accumulating organic rankine cycle solar power generation device according to claim 6, wherein the working medium back-pumping assembly comprises a back-pumping pipe (41), a working medium pump (42) and a suction pipe (43), and the heat exchanger (34), the back-pumping pipe (41), the working medium pump (42), the suction pipe (43) and the heat exchanger (34) are sequentially communicated.
9. The heat accumulating organic rankine cycle solar power generation device according to claim 6, wherein the use method comprises the following steps:
s1, when the solar panel (2) is not cleaned, the solar panel (2) and the reflecting plate (4) are distributed in a staggered mode, and the solar panel (2) converts solar energy into electric energy and stores the electric energy in a storage battery; the reflecting plate (4) reflects sunlight to the heated pipe (32), heats water at the inner side of the heated pipe (32), when the temperature sensor detects that the water temperature reaches a preset standard temperature, the controller opens the control valve, the water in the heated pipe (32) flows into the heat exchanger (34) through the sewer pipe (33), heat is transferred to an organic working medium in the heat exchanger (34), the organic working medium expands when being heated and flows into the turbine (35) from the heat exchanger (34), the turbine (35) converts heat energy into mechanical energy and generates electricity through the generator, and the electricity is stored in the storage battery;
s2, when the solar panel (2) is cleaned, the driving mechanism drives the rotating disc (3) to rotate, the rotating disc (3) drives the cleaning assembly to rotate through the reflecting plate (4), and the cleaning assembly cleans the surface of the solar panel (2);
s3, the driving mechanism drives the piston (26) to reciprocate in the three-way pipe (28) through the transmission mechanism, the piston (26) pumps water through the water inlet pipe (27) and conveys water to the spray head (30) through the water conveying pipe (29), the spray head (30) sprays water to the solar cell panel (2) and the reflecting plate (4) rotating to the water spraying range, the solar cell panel (2) and the reflecting plate (4) are sprayed with water for cleaning, and the double cleaning is carried out by matching with the cleaning assembly;
s4, after the solar cell panel (2) and the reflecting plate (4) are cleaned, the rotating disc (3) is driven to rotate through the driving mechanism, so that the reflecting plate (4) rotates to the direction which is staggered with the solar cell panel (2).
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